Share Purchases and Redemptions - Additional Information (Detail)	12 Months Ended
	Dec. 31, 2025 CreationUnit shares
Equity [Abstract]
Minimum number of Creation Units that can be purchased | CreationUnit	1
Number of shares issued per Creation Unit | shares	50,000
Minimum number of Creation Units that can be redeemed | CreationUnit	1
Number of shares issued per Creation Unit | shares	50,000